Clay is a county in Arkansas. It was formed in 1873 from the following county/ies: Randolph/Greene. Clay began keeping marriage records in 1893. It began keeping land records in 1893, probate records in 1893, and court records in 1893. For more information, contact the county at 151 S 2nd Ave, Piggott 72454 and 800 W 2nd St, Corning 72422. On the attached map, Clay is located at B7.